terpene

== English == === Etymology === From German Terpen, coined by August Kekulé in 1866 in analogy to German Terpentin, from Latin terebinthina. Piecewise doublet of terpin; compare also terebinth and turpentine. === Pronunciation === IPA(key): /ˈtɜː(ɹ)piːn/ === Noun === terpene (plural terpenes) (organic chemistry) Any of a very large class of naturally occurring and synthetic organic compounds formally derived from the hydrocarbon isoprene; they include many volatile compounds used in perfume and food flavours, turpentine, the steroids, the carotene pigments and rubber. ==== Usage notes ==== Terpenes are properly only hydrocarbons. Oxygenated derivatives are terpenoids. ==== Hypernyms ==== hydrocarbon ==== Hyponyms ==== diterpene monoterpene polyterpene sesquiterpene sesterterpene tetraterpene triterpene ==== Derived terms ==== ==== Related terms ==== terpane terpenoid terpeneless ==== Translations ==== === Anagrams === pre-teen, preteen == Italian == === Pronunciation === IPA(key): /terˈpɛ.ne/ Rhymes: -ɛne Hyphenation: ter‧pè‧ne === Noun === terpene m (plural terpeni) terpene ==== Derived terms ==== ==== Related terms ==== terpenico terpino === Anagrams === perente, repente